content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ---------------------------------------------
   * DefaultBoxAndWhiskerCategoryDatasetTests.java
   * ---------------------------------------------
   * (C) Copyright 2004-2008, by Object Refinery Limited and Contributors.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 01-Mar-2004 : Version 1 (DG);
   * 17-Apr-2007 : Added a test for bug 1701822 (DG);
   * 28-Sep-2007 : Enhanced testClone() (DG);
   * 02-Oct-2007 : Added new tests (DG);
   * 03-Oct-2007 : Added getTestRangeBounds() and testRemove() (DG);
   *
   */
  
  package org.jfree.data.statistics;
  
  import org.jfree.data.Range;
  import org.jfree.data.UnknownKeyException;
  import org.junit.Test;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  import java.util.ArrayList;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertNotSame;
  import static org.junit.Assert.assertSame;
  import static org.junit.Assert.assertTrue;
  import static org.junit.Assert.fail;
  
  /**
   * Tests for the {@link DefaultBoxAndWhiskerCategoryDataset} class.
   */
  public class DefaultBoxAndWhiskerCategoryDatasetTest  {
  
  
  
  
  
      /**
       * Confirm that the equals method can distinguish all the required fields.
       */
      @Test
      public void testEquals() {
          DefaultBoxAndWhiskerCategoryDataset d1
                  = new DefaultBoxAndWhiskerCategoryDataset();
          d1.add(new BoxAndWhiskerItem(1.0, 2.0,
                  3.0, 4.0, 5.0,
                  6.0, 7.0, 8.0,
                  new ArrayList()), "ROW1", "COLUMN1");
          DefaultBoxAndWhiskerCategoryDataset d2
                  = new DefaultBoxAndWhiskerCategoryDataset();
          d2.add(new BoxAndWhiskerItem(1.0, 2.0,
                  3.0, 4.0, 5.0,
                  6.0, 7.0, 8.0,
                  new ArrayList()), "ROW1", "COLUMN1");
          assertEquals(d1, d2);
          assertEquals(d2, d1);
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
  
          DefaultBoxAndWhiskerCategoryDataset d1
                  = new DefaultBoxAndWhiskerCategoryDataset();
          d1.add(new BoxAndWhiskerItem(1.0, 2.0,
                  3.0, 4.0, 5.0,
                  6.0, 7.0, 8.0,
                  new ArrayList()), "ROW1", "COLUMN1");
  
          ByteArrayOutputStream buffer = new ByteArrayOutputStream();
          ObjectOutput out = new ObjectOutputStream(buffer);
          out.writeObject(d1);
          out.close();
  
          ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
                  buffer.toByteArray()));
          DefaultBoxAndWhiskerCategoryDataset d2 = (DefaultBoxAndWhiskerCategoryDataset) in.readObject();
          in.close();
          assertEquals(d1, d2);
  
      }
  
      /**
       * Confirm that cloning works.
       */
      @Test
      public void testCloning() throws CloneNotSupportedException {
          DefaultBoxAndWhiskerCategoryDataset d1
                  = new DefaultBoxAndWhiskerCategoryDataset();
          d1.add(new BoxAndWhiskerItem(1.0, 2.0,
                  3.0, 4.0, 5.0,
                  6.0, 7.0, 8.0,
                  new ArrayList()), "ROW1", "COLUMN1");
          DefaultBoxAndWhiskerCategoryDataset d2 = (DefaultBoxAndWhiskerCategoryDataset) d1.clone();
          assertNotSame(d1, d2);
          assertSame(d1.getClass(), d2.getClass());
          assertEquals(d1, d2);
  
          // test independence
          d1.add(new BoxAndWhiskerItem(1.0, 2.0,
                  3.0, 4.0, 5.0,
                  6.0, 7.0, 8.0,
                  new ArrayList()), "ROW2", "COLUMN1");
          assertFalse(d1.equals(d2));
      }
  
      /**
       * A simple test for bug report 1701822.
       */
      @Test
      public void test1701822() {
          DefaultBoxAndWhiskerCategoryDataset dataset
                  = new DefaultBoxAndWhiskerCategoryDataset();
              dataset.add(new BoxAndWhiskerItem(1.0, 2.0,
                      3.0, 4.0, 5.0,
                      6.0, null, 8.0,
                      new ArrayList()), "ROW1", "COLUMN1");
              dataset.add(new BoxAndWhiskerItem(1.0, 2.0,
                      3.0, 4.0, 5.0,
                      6.0, 7.0, null,
                      new ArrayList()), "ROW1", "COLUMN2");
  
  
      }
  
      private static final double EPSILON = 0.0000000001;
  
      /**
       * Some checks for the add() method.
       */
      @Test
      public void testAdd() {
          DefaultBoxAndWhiskerCategoryDataset dataset
                  = new DefaultBoxAndWhiskerCategoryDataset();
          BoxAndWhiskerItem item1 = new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0,
                  5.0, 6.0, 7.0, 8.0, new ArrayList());
          dataset.add(item1, "R1", "C1");
  
          assertEquals(2.0, dataset.getValue("R1", "C1").doubleValue(), EPSILON);
          assertEquals(1.0, dataset.getMeanValue("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(2.0, dataset.getMedianValue("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(3.0, dataset.getQ1Value("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(4.0, dataset.getQ3Value("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(5.0, dataset.getMinRegularValue("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(6.0, dataset.getMaxRegularValue("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(7.0, dataset.getMinOutlier("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(8.0, dataset.getMaxOutlier("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(new Range(7.0, 8.0), dataset.getRangeBounds(false));
      }
  
      /**
       * Some checks for the add() method.
       */
      @Test
      public void testAddUpdatesCachedRange() {
          DefaultBoxAndWhiskerCategoryDataset dataset
                  = new DefaultBoxAndWhiskerCategoryDataset();
          BoxAndWhiskerItem item1 = new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0,
                  5.0, 6.0, 7.0, 8.0, new ArrayList());
          dataset.add(item1, "R1", "C1");
  
          // now overwrite this item with another
          BoxAndWhiskerItem item2 = new BoxAndWhiskerItem(1.5, 2.5, 3.5, 4.5,
                  5.5, 6.5, 7.5, 8.5, new ArrayList());
          dataset.add(item2, "R1", "C1");
  
          assertEquals(2.5, dataset.getValue("R1", "C1").doubleValue(), EPSILON);
          assertEquals(1.5, dataset.getMeanValue("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(2.5, dataset.getMedianValue("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(3.5, dataset.getQ1Value("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(4.5, dataset.getQ3Value("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(5.5, dataset.getMinRegularValue("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(6.5, dataset.getMaxRegularValue("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(7.5, dataset.getMinOutlier("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(8.5, dataset.getMaxOutlier("R1", "C1").doubleValue(),
                  EPSILON);
          assertEquals(new Range(7.5, 8.5), dataset.getRangeBounds(false));
      }
  
      /**
       * Some basic checks for the constructor.
       */
      @Test
      public void testConstructor() {
          DefaultBoxAndWhiskerCategoryDataset dataset
                  = new DefaultBoxAndWhiskerCategoryDataset();
          assertEquals(0, dataset.getColumnCount());
          assertEquals(0, dataset.getRowCount());
          assertTrue(Double.isNaN(dataset.getRangeLowerBound(false)));
          assertTrue(Double.isNaN(dataset.getRangeUpperBound(false)));
      }
  
      /**
       * Some checks for the getRangeBounds() method.
       */
      @Test
      public void testGetRangeBounds() {
          DefaultBoxAndWhiskerCategoryDataset d1
                  = new DefaultBoxAndWhiskerCategoryDataset();
          d1.add(new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0,
                  new ArrayList()), "R1", "C1");
          assertEquals(new Range(7.0, 8.0), d1.getRangeBounds(false));
          assertEquals(new Range(7.0, 8.0), d1.getRangeBounds(true));
  
          d1.add(new BoxAndWhiskerItem(1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5,
                  new ArrayList()), "R1", "C1");
          assertEquals(new Range(7.5, 8.5), d1.getRangeBounds(false));
          assertEquals(new Range(7.5, 8.5), d1.getRangeBounds(true));
  
          d1.add(new BoxAndWhiskerItem(2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5,
                  new ArrayList()), "R2", "C1");
          assertEquals(new Range(7.5, 9.5), d1.getRangeBounds(false));
          assertEquals(new Range(7.5, 9.5), d1.getRangeBounds(true));
  
          // this replaces the entry with the current minimum value, but the new
          // minimum value is now in a different item
          d1.add(new BoxAndWhiskerItem(1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 8.6, 9.6,
                  new ArrayList()), "R1", "C1");
          assertEquals(new Range(8.5, 9.6), d1.getRangeBounds(false));
          assertEquals(new Range(8.5, 9.6), d1.getRangeBounds(true));
      }
  
      /**
       * Some checks for the remove method.
       */
      @Test
      public void testRemove() {
          DefaultBoxAndWhiskerCategoryDataset data
                  = new DefaultBoxAndWhiskerCategoryDataset();
  
          try {
              data.remove("R1", "R2");
              fail("UnknownKeyException should have been thrown on negative key");
          }
          catch (UnknownKeyException e) {
              assertEquals("Row key (R1) not recognised.", e.getMessage());
          }
  
          data.add(new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0,
                  new ArrayList()), "R1", "C1");
          assertEquals(new Range(7.0, 8.0), data.getRangeBounds(false));
          assertEquals(new Range(7.0, 8.0), data.getRangeBounds(true));
  
          data.add(new BoxAndWhiskerItem(2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5,
                  new ArrayList()), "R2", "C1");
          assertEquals(new Range(7.0, 9.5), data.getRangeBounds(false));
          assertEquals(new Range(7.0, 9.5), data.getRangeBounds(true));
  
          data.remove("R1", "C1");
          assertEquals(new Range(8.5, 9.5), data.getRangeBounds(false));
          assertEquals(new Range(8.5, 9.5), data.getRangeBounds(true));
      }
  
  }
  